It's like "bomb cyclone" or "firenado." It seems like the sort of phenomenon that would be responsible for the ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

Arctic air has brought chilling temperatures as low as 12 degrees in New York City on Monday night but are we in a polar ...

The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...

A brutal polar vortex is set to bury the Big Apple in snow Sunday and then deliver deadly single-digit temperatures that will ...

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...

Teva’s first pair of true winter boots deliver on their promises. They’re not meant for arctic adventures but are great at ...

Stable polar vortex: When the stratosphere over the Arctic is cold, it's considered stable. The wind around the polar vortex ...

The D.C. area is wrapped up in a polar vortex, and this cold weather can wreak havoc on your plumbing if you’re unprepared.